🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.06 AU - 1.68 AU

Year: 614 Days

Day: 42.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 104.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.8 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.2

Radius: 14.8

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.85 AU - 4.61 AU

Year: 3331 Days

Day: 7.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,068,598 km

• M1: 184,155 km (0.098 R)
• M2: 710,889 km (0.1 R)
• M3: 1,449,903 km (0.058 R)
• M4: 1,943,127 km (0.056 R)
• M5: 2,458,192 km (0.12 R)
• M6: 2,942,889 km (0.101 R)
• M7: 4,131,145 km (0.08 R)
• M8: 6,836,174 km (0.119 R)
• M9: 7,507,270 km (0.076 R)
• M10: 8,222,198 km (0.025 R)
• M11: 8,982,006 km (0.11 R)
• M12: 10,108,029 km (0.119 R)
• M13: 11,768,266 km (0.059 R)
• M14: 14,154,951 km (0.096 R)
• M15: 14,772,640 km (0.046 R)
• M16: 16,452,325 km (0.093 R)
• M17: 17,135,688 km (0.104 R)
• M18: 20,840,330 km (0.113 R)
• M19: 23,659,651 km (0.114 R)
• M20: 24,678,114 km (0.101 R)

Asteroid Belt

Center: 4.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.5

Radius: 11.2

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.34 AU - 5.86 AU

Year: 5074 Days

Day: 11.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,068,598 km

• M1: 139,575 km (0.112 R)
• M2: 538,852 km (0.096 R)
• M3: 961,316 km (0.111 R)
• M4: 1,339,799 km (0.053 R)
• M5: 1,747,303 km (0.108 R)
• M6: 2,362,001 km (0.074 R)
• M7: 3,162,349 km (0.037 R)
• M8: 4,097,635 km (0.075 R)
• M9: 4,500,203 km (0.104 R)
• M10: 6,637,807 km (0.104 R)
• M11: 7,222,585 km (0.034 R)
• M12: 8,464,846 km (0.032 R)
• M13: 10,820,115 km (0.07 R)
• M14: 12,206,737 km (0.096 R)
• M15: 12,680,963 km (0.062 R)
• M16: 13,332,312 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.4

Radius: 15

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.04 AU - 7.62 AU

Year: 7598 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 161.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,068,598 km

• M1: 186,698 km (0.105 R)
• M2: 705,204 km (0.106 R)
• M3: 1,366,277 km (0.045 R)
• M4: 2,042,011 km (0.052 R)
• M5: 3,810,407 km (0.119 R)
• M6: 4,768,432 km (0.117 R)
• M7: 5,502,958 km (0.104 R)
• M8: 6,044,801 km (0.099 R)
• M9: 6,622,249 km (0.078 R)
• M10: 8,538,149 km (0.073 R)
• M11: 9,048,427 km (0.064 R)
• M12: 18,303,299 km (0.114 R)
• M13: 23,896,465 km (0.096 R)
• M14: 26,225,704 km (0.029 R)
• M15: 27,399,448 km (0.052 R)
• M16: 31,231,547 km (0.114 R)
• M17: 32,447,479 km (0.075 R)
• M18: 35,407,422 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.8

Radius: 9.4

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.84 AU - 12.18 AU

Year: 13046 Days

Day: 11.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,068,598 km

• M1: 116,836 km (0.063 R)
• M2: 421,567 km (0.112 R)
• M3: 748,438 km (0.085 R)
• M4: 2,093,473 km (0.093 R)
• M5: 2,393,716 km (0.118 R)
• M6: 2,800,023 km (0.082 R)
• M7: 3,704,642 km (0.106 R)
• M8: 4,792,667 km (0.066 R)
• M9: 5,441,623 km (0.114 R)
• M10: 6,181,234 km (0.091 R)
• M11: 6,841,709 km (0.071 R)
• M12: 8,933,386 km (0.076 R)
• M13: 9,371,259 km (0.092 R)
• M14: 14,994,793 km (0.114 R)
• M15: 16,443,798 km (0.058 R)
• M16: 19,326,998 km (0.115 R)
• M17: 21,426,305 km (0.031 R)
• M18: 26,607,477 km (0.037 R)
• M19: 29,486,488 km (0.111 R)
• M20: 30,852,317 km (0.076 R)
• M21: 35,094,314 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.1

Radius: 14.8

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 9.36 AU - 12.2 AU

Year: 13552 Days

Day: 5.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,068,598 km

• M1: 185,202 km (0.11 R)
• M2: 715,227 km (0.068 R)
• M3: 1,388,119 km (0.097 R)
• M4: 2,690,368 km (0.12 R)
• M5: 3,281,878 km (0.07 R)
• M6: 4,013,412 km (0.112 R)
• M7: 4,550,318 km (0.107 R)
• M8: 7,402,551 km (0.048 R)
• M9: 9,181,270 km (0.085 R)
• M10: 9,766,946 km (0.087 R)
• M11: 12,480,202 km (0.06 R)
• M12: 15,731,413 km (0.098 R)
• M13: 18,189,605 km (0.055 R)
• M14: 33,717,565 km (0.065 R)
• M15: 37,282,033 km (0.114 R)
• M16: 38,902,029 km (0.095 R)
• M17: 46,991,384 km (0.113 R)
• M18: 48,586,995 km (0.104 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 18,786 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit